<?php

class StageController extends Controller
{
	/**
	 * @var string the default layout for the views. Defaults to '//layouts/column2', meaning
	 * using two-column layout. See 'protected/views/layouts/column2.php'.
	 */
	public $layout='//layouts/column2';

	/**
	 * @return array action filters
	 */
	public function filters()
	{
		return array(
			'accessControl', // perform access control for CRUD operations
		);
	}

	/**
	 * Specifies the access control rules.
	 * This method is used by the 'accessControl' filter.
	 * @return array access control rules
	 */
	public function accessRules()
	{
		return array(
			array('allow',  // allow all users to perform 'index' and 'view' actions
				'actions'=>array('rapportList','login'),
				'users'=>array('*'),
			),
			array('allow', // allow authenticated user to perform 'create' and 'update' actions
				'actions'=>array('index','view','create','update'),
				'users'=>array('@'),
			),
			array('allow', // allow admin user to perform 'admin' and 'delete' actions
				'actions'=>array('admin','delete'),
				'users'=>array('teacher1'), //TODO fake user identify
			),
			array('deny',  // deny all users
				'users'=>array('*'),
			),
		);
	}

	/**
	 * Displays a particular model.
	 * @param integer $id the ID of the model to be displayed
	 */
	public function actionView($id)
	{
		$this->render('view',array(
			'model'=>$this->loadModel($id),
		));
	}

	/**
	 * Creates a new model.
	 * If creation is successful, the browser will be redirected to the 'view' page.
	 */
	public function actionCreate()
	{
		$model=new Stage;

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['Stage']))
		{
			$model->attributes=$_POST['Stage'];
			if($model->save())
				$this->redirect(array('view','id'=>$model->id));
		}

		$this->render('create',array(
			'model'=>$model,
		));
	}

	/**
	 * Updates a particular model.
	 * If update is successful, the browser will be redirected to the 'view' page.
	 * @param integer $id the ID of the model to be updated
	 */
	public function actionUpdate($id)
	{
		$model=$this->loadModel($id);

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['Stage']))
		{
			$model->attributes=$_POST['Stage'];
			if($model->save())
				$this->redirect(array('view','id'=>$model->id));
		}

		$this->render('update',array(
			'model'=>$model,
		));
	}

	/**
	 * Deletes a particular model.
	 * If deletion is successful, the browser will be redirected to the 'index' page.
	 * @param integer $id the ID of the model to be deleted
	 */
	public function actionDelete($id)
	{
		if(Yii::app()->request->isPostRequest)
		{
			// we only allow deletion via POST request
			$this->loadModel($id)->delete();

			// if AJAX request (triggered by deletion via admin grid view), we should not redirect the browser
			if(!isset($_GET['ajax']))
				$this->redirect(isset($_POST['returnUrl']) ? $_POST['returnUrl'] : array('admin'));
		}
		else
			throw new CHttpException(400,'Invalid request. Please do not repeat this request again.');
	}

	/**
	 * Lists all models.
	 */
	public function actionIndex()
	{
		$criteria=new CDbCriteria(array(
			'with'=>array('etudiant', 'professeur', 'rapportEvaluation', 'stageContext'),
		));
		if(Yii::app()->user->role=='etudiant')
		{
			$criteria->addSearchCondition('etudiant.id',Yii::app()->user->getId());
		}
		elseif(Yii::app()->user->role=='professeur')
		{
			$criteria->addSearchCondition('professeur.id',Yii::app()->user->getId());
		}
		if(isset($_GET['stageCode']))
			$criteria->addSearchCondition('stageContext.code',$_GET['stageCode']);
		
		$dataProvider=new CActiveDataProvider('Stage',array(
			'criteria'=>$criteria,
			'pagination'=>array(
				'pageSize'=>5,
			),
		));
		$this->render('index',array(
			'dataProvider'=>$dataProvider,
		));
	}

	/**
	 * Manages all models.
	 */
	public function actionAdmin()
	{
		$model=new Stage('search');
		$model->unsetAttributes();  // clear any default values
		if(isset($_GET['Stage']))
			$model->attributes=$_GET['Stage'];

		$this->render('admin',array(
			'model'=>$model,
		));
	}

	/**
	 * Returns the data model based on the primary key given in the GET variable.
	 * If the data model is not found, an HTTP exception will be raised.
	 * @param integer the ID of the model to be loaded
	 */
	public function loadModel($id)
	{
		$model=Stage::model()->findByPk((int)$id);
		if($model===null)
			throw new CHttpException(404,'The requested page does not exist.');
		return $model;
	}

	/**
	 * Performs the AJAX validation.
	 * @param CModel the model to be validated
	 */
	protected function performAjaxValidation($model)
	{
		if(isset($_POST['ajax']) && $_POST['ajax']==='stage-form')
		{
			echo CActiveForm::validate($model);
			Yii::app()->end();
		}
	}
	
	/**
	 * Lists all reports general info based on the professor login_ece, in json format.
	 */
	public function actionRapportList()
	{
		$criteria=new CDbCriteria(array(
			'with'=>array('rapportEvaluation','professeur','etudiant','stageContext'),
		));
		if(isset($_GET['login_ece']))
			$criteria->addSearchCondition('professeur.login_ece',$_GET['login_ece']);

		if(isset($_GET['promo']))
			$criteria->addSearchCondition('etudiant.promo',$_GET['promo']);
		
		$dataProvider=new CActiveDataProvider('Stage',array(
			'criteria'=>$criteria,
			'pagination'=>array(
				'pageSize'=>5,
			),
		));

		foreach ($dataProvider->getData() as $var)
			$arr[] = array(
				'id'=>$var->id, 
				'security_key'=>$var->rapportEvaluation->security_key,
				'file_name'=>$var->rapportEvaluation->pdf_original,
				'plagiat_percentage'=>$var->rapportEvaluation->plagiat_percentage,
				'status'=>$var->rapportEvaluation->status,
				'student_fullname'=>strtoupper($var->etudiant->nom) .' '. ucfirst($var->etudiant->prenom),
				'code'=>$var->stageContext->code,
				'majeure'=>$var->etudiant->majeure,
				'programme'=>$var->etudiant->programme,
				'promo'=>$var->etudiant->promo,
			);
		echo CJSON::encode(isset($arr)?$arr:array());

		Yii::app()->end();
	}
	
	public function actionLogin()
	{

		if(isset($_POST['security_key']))
		{
			$user=Professeur::model()->find('LOWER(security_key)=?',array($_POST['security_key']));
			if($user===null)
				echo 1;
			else
				echo '';
		}
		else 
			echo 1;
		Yii::app()->end();
	}
}
